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【判断题】
在供应链整合中,信息流起着主导作用。A.
正确
B.
错误
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【多选题】关于酚妥拉明的叙述，正确的是（）。
A.
使肺动脉压和外周血管阻力降低
B.
为咪唑啉的衍生物，α肾上腺素能阻断肾上腺素能受体
C.
可用于诊断嗜铬细胞瘤
D.
减少心搏出量
E.
为非竞争性α1肾上腺素受体阻断药
【单选题】To the great disappointment of the public, the wanted in the murder case so far remains
A.
at large
B.
in freedom
C.
at ease
D.
in prison
【单选题】From the time of the Greeks to the Great War, medicine's job was simple: to struggle with ______ diseases and gross disabilities, to ensure live births, and to manage pain.
A.
immortal
B.
immune
C.
lethal
D.
toxic
【单选题】To the great disappointment of the poor workers, a great part of their wages were ________ by the boss for no good reason. [ ]
A.
kept away
B.
kept off
C.
kept up
D.
kept back
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